Electric Clocks
Merchant: Oxfam
Merchant's Category: Media> Books
Taken from rear cover ....... "The electrician, clockmaker, mechanic and student will find in this work all the information needed for a complete understanding of Electric Clocks and the fundamental principles of their mechanisms. Every invention of importance from Bain and Wheatstone to the Shortt Free Pendulum, is examined and criticised. Every useful feature is diagramatically illustrated and described.". Taken from web ..... "A comprehensive survey of electrical horology by Frank Hope-Jones. Hope-Jones founded the Synchronome company with George Bennett Boswell, which manufactured electric clocks; he was also hugely influential in the development of wireless technology. With a foreword by Sir Frank Dyson, Astronomer Royal. This work should not be confused with the more common work 'Electric Clocks and How to Make Them' by the same author.". Good Condition with DJ in Fair Condition. 261 pp. N.A.G. Press 1st edition. Undated but other listings suggest 1931. DJ is darkly age stained and has open tears to the top front and and top and front of the spine. Blue cloth covers with minor bumping at corners, Binding is generally good but there is evidence of shaking on some pages, eg between pages 96 and 97. Block age discolouration. Some minor foxing and age discolouration, particularly to the end papers, but the text and numerous technical illustrations are crisp and clean with no marks noted. Scarce item. Due to it's higher value, a small delivery surcharge applies on this book.
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